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经营范围
发明名称
Improvements in or relating to shutters for photographic cameras
摘要
申请公布号
GB410306(A)
申请公布日期
1934.05.17
申请号
GB19330009372
申请日期
1933.03.28
申请人
JOHAN STEENBERGEN;OTTO DIEBEL;HUGO FRAUENSTEIN;EMIL ENGLISCH;HERMANN SCHUBERT;CONRAD KOCH
发明人
分类号
G03B9/08
主分类号
G03B9/08
代理机构
代理人
主权项
地址
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